diff --git a/client/renderers/EGL/filter_ffx_cas.c b/client/renderers/EGL/filter_ffx_cas.c
index a486f74c..95024bc7 100644
--- a/client/renderers/EGL/filter_ffx_cas.c
+++ b/client/renderers/EGL/filter_ffx_cas.c
@@ -177,6 +177,7 @@ static bool egl_filterFFXCASImguiConfig(EGL_Filter * filter)
       igGetStyle()->WindowPadding.x);
 
   igSliderFloat("##casSharpness", &casSharpness, 0.0f, 1.0f, NULL, 0);
+  casSharpness = util_clamp(casSharpness, 0.0f, 1.0f);
   if (igIsItemHovered(ImGuiHoveredFlags_None))
     igSetTooltip("Ctrl+Click to enter a value");
   igPopItemWidth();
diff --git a/client/renderers/EGL/filter_ffx_fsr1.c b/client/renderers/EGL/filter_ffx_fsr1.c
index 0241e9f6..dc26ec80 100644
--- a/client/renderers/EGL/filter_ffx_fsr1.c
+++ b/client/renderers/EGL/filter_ffx_fsr1.c
@@ -280,6 +280,7 @@ static bool egl_filterFFXFSR1ImguiConfig(EGL_Filter * filter)
   igPushItemWidth(igGetWindowWidth() - igGetCursorPosX() -
       igGetStyle()->WindowPadding.x);
   igSliderFloat("##fsr1Sharpness", &sharpness, 0.0f, 1.0f, NULL, 0);
+  sharpness = util_clamp(sharpness, 0.0f, 1.0f);
   if (igIsItemHovered(ImGuiHoveredFlags_None))
     igSetTooltip("Ctrl+Click to enter a value");
   igPopItemWidth();